Add a cast that fixes a warning in the new zlib code.
tree26d89370f2ad4d8756c5bfceba4427e6417d2e31
-rw-r--r-- 275 AUTHORS
-rw-r--r-- 3228 COPYING
-rw-r--r-- 535 ChangeLog
-rw-r--r-- 15578 INSTALL
-rw-r--r-- 50 Makefile.am
-rw-r--r-- 1593 NEWS
-rw-r--r-- 1457 README
-rwxr-xr-x 95 bootstrap
-rw-r--r-- 1729 configure.ac
drwxr-xr-x - include
drwxr-xr-x - man
drwxr-xr-x - src